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5-Chloro-2'-deoxyuridine

HCID 65510
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Basic information

CAS
50-90-8
Standard SMILES
O=c1[nH]c(=O)n([C@H]2C[C@H](O)[C@@H](CO)O2)cc1Cl
InChIKey
NJCXGFKPQSFZIB-RRKCRQDMSA-N
Molecular formula
C9H11ClN2O5
Average molar mass
262.65 g/mol
Monoisotopic mass
262.0356491

Names & identifiers

Preferred name
5-Chloro-2'-deoxyuridine
IUPAC
5-chloro-1-[(2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidine-2,4-dione
English name
5-Chloro-2'-deoxyuridine
Molecular formula
C9H11ClN2O5
Molecular weight
262.65

Names & synonyms

5-Chloro-2'-deoxyuridine50-90-8Chlorodeoxyuridine5-ChlorodeoxyuridineUridine, 5-chloro-2'-deoxy-2'-Deoxy-5-chlorouridine55N9ZEH8KSNSC-749426RefChem:534338623-009-7CldU5-Chloro-1-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)pyrimidine-2,4(1H,3H)-dione
Show more names
CLUDRNSC-371331, CDC5-Chlorodeoxyuridin5-CHLORODESOXYURIDINE5-chloro-2’-deoxy-uridin5-Chloro-2’-deoxyuridine
MFCD000065315-Chloro-2 -deoxyuridineCHEMBL505732AKOS027447511NSC 7494265-chloro-1-[(2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl]pyrimidine-2,4-dione5-chloro-1-[(2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidine-2,4-dione5-Chlorodeoxyuridine;CldU

Database identifiers

CAS
50-90-8
PubChem CID
65510
DTXSID
DTXSID50964486
ChEMBL
CHEMBL505732
UNII
55N9ZEH8KS
EC Number
623-009-7
Nikkaji
J49.656A

Properties

Computed structural properties

XLogP
-0.7
Topological polar surface area
99.1 Ų
Hydrogen bond donors
3
Hydrogen bond acceptors
5
Rotatable bonds
2
Heavy atoms
17
Formal charge
0
Complexity
386

Experimental & physicochemical properties

Chemical ClassesBiological Agents -> Nucleic Acids and Derivatives
Physical DescriptionSolid; [Sigma-Aldrich MSDS]

Physicochemical properties

Melting point
176 · 176-179°C
Density
1.5507 · 1.5507 (rough estimate)
refractive index
1.65 · 1.6500 (estimate)
storage temp.
-20 °C · -20°C
solubility
DMSO (Slightly), Methanol (Slightly), Water (Slightly)
form
Solid
pka
7.73 · 7.73±0.10(Predicted)
color
White to Off-White
InChI
InChI=1S/C9H11ClN2O5/c10-4-2-12(9(16)11-8(4)15)7-1-5(14)6(3-13)17-7/h2,5-7,13-14H,1,3H2,(H,11,15,16)/t5-,6+,7+/m0/s1
InChIKey
NJCXGFKPQSFZIB-RRKCRQDMSA-N
SMILES
OC[C@H]1O[C@@H](N2C=C(Cl)C(=O)NC2=O)C[C@@H]1O

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 4 items

Warning

H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]

P203, P261, P264, P270, P271, P280, P301+P317, P302+P352, P304+P340, P317, P318, P321, P330, P362+P364, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 39 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Hazard information

Hazards Summary · 1 item

Teratogenicity observed in rats administered 125-1,000 mg/kg on day 12 of gestation; [Shepard's Catalog of Teratogenic Agents] Intraperitoneal LD50 (rat) = 2,000 mg/kg; [RTECS] May cause irritation; Harmful by ingestion, inhalation, and skin absorption; Suspected carcinogen; [Sigma-Aldrich MSDS] See Uridine.

Hazard Classes and CategoriesAcute Tox. 4 (100%)

Safety data

PPE
dust mask type N95 (US), Eyeshields, Gloves
wgk
3
rtecs
YU7400000
hs_code
29349990
risk_code
20/21/22-40
Signal word
Warning
Symbol(GHS)
GHS07,GHS08
hazard_code
Xn
safety_code
36/37/39-45
Storage Class
11 - Combustible Solids
Hazard statements
H302+H312+H332-H351

Chemistry & industry

Applications · 4 items

Description5-Chloro-2''-deoxyuridine (CldU) is a thymidine analog that is readily incorporated, following phosphorylation, into newly synthesized DNA in place of thymidine. Like 5-bromo-2’-deoxyuridine and 5-iodo-2’-deoxyuridine, CldU can be detected immunologically in cells and tissues. CldU can also be added to cells or tissues sequentially with another thymidine analog to label temporally distinct populations. The insertion of thymidine analogs, including CldU, can significantly alter DNA processing and replication, so these analogs have also been used as mutagens, clastogens, and antiviral compounds.

UsesA halogenated uridine derivative used in pharmaceutical compositions.

Uses5-Chloro-2'-deoxyuridine (CldU) is a thymidine analog that is readily incorporated, following phosphorylation, into newly synthesized DNA in place of thymidine. Like 5-bromo-2’-deoxyuridine and 5-iodo-2’-deoxyuridine, CldU can be detected immunologically in cells and tissues. CldU can also be added to cells or tissues sequentially with another thymidine analog to label temporally distinct populations. The insertion of thymidine analogs, including CldU, can significantly alter DNA processing and replication, so these analogs have also been used as mutagens, clastogens, and antiviral compounds.[Cayman Chemical]

Uses5-Chloro-2′-deoxyuridine (CldU) is used as a thymidine analog to study the miscoding potential of hypochlorous acid damage to DNA and DNA precursors. When used with antibody based immunofluorescent imaging, 5-Chloro-2′-deoxyuridine incorporation may be used in protocols to identify sites of DNA replication. CldU may be used as a labeling substrate in conjunction with other halogenated uridine labeling substrates such as iododeoxyuridine (IdU).

Upstream & downstream products

Upstream raw materials

Sodium azideAcetonitrileCeric ammonium nitrateAcetic anhydrideAcetone

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Related reactions

1 records
New reaction record
HRID 260022 reaction equation
HRID 260022As reactantuspto-grants-1996_06

Compound notes

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On this pageBasic informationNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
CAS DataBase Reference
50 · 50-90-8(CAS DataBase Reference)
UNSPSC Code
41106305 · 41106305
NACRES
51 · NA.51
Symbol(GHS)
7 · GHS07,GHS08
Signal word
Warning
Hazard statements
302 · H302+H312+H332-H351
Precautionary statements
202 · P202-P280-P301+P312-P302+P352+P312-P304+P340+P312-P308+P313
PPE
95 · dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes
Xn
Risk Statements
20 · 20/21/22-40
Safety Statements
36 · 36/37/39-45
WGK Germany
3 · 3
RTECS
7400000 · YU7400000
HS Code
29349990 · 29349990
Storage Class
11 · 11 - Combustible Solids
Hazard Classifications
4 DermalAcute · Acute Tox. 4 DermalAcute Tox. 4 InhalationAcute Tox. 4 OralCarc. 2
Hazard Classifications
Acute Tox. 4 DermalAcute Tox. 4 InhalationAcute Tox. 4 OralCarc. 2
Precautionary statements
P202-P280-P301+P312-P302+P352+P312-P304+P340+P312-P308+P313
2'-Deoxyuridine
Tetrahydrofuran
N-Chlorosuccinimide
Dichloromethane
Methanol
Sodium hydroxide
Pyridine
1,2-Dimethoxyethane
Lithium chloride